Pembuatan Peta Tingkat Bahaya Erosi Daerah Pengaliran Sungai Way Sulan Lampung Selatan

Roslina Jayanti, Suprapto Suprapto

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Erosion potential map (TBE) is a thematic map that can be used for various purposes, especially with regard to the management of land resources. As long as the map is not yet available Erosion potential Way Sulan Watershed  South Lampung regency in digital form that is created using ArcGIS 9.3. Creating maps Erosion potential is intended to provide information about the Regional Erosion potential At River Way Sulan. The Digital Map is created by a projection coordinate transformation step Maps South Lampung District , Land Cover Map, Map Conditions Slope, and map making rain erosivity index, then specify limits Watershed Way Sulan based network of rivers and topography. The next step overlaying of 4 (four) of the map and perform value calculation Erosion potential and Erosion Hazard Class. Overlay Map of R, K, LS and CP resulted in a Land Unit Map with land unit number 1 to 232 with  erosion hazard classes different.

 

Keywords: erosion potential map, erosion hazard class, ArcGIS 9.3

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Referensi


Arsyad, S. 1990. Konservasi Tanah dan Air. IPB Press. Bogor

Asdak, C. 1995. Hidrologi dan Pengelolaan Daerah Aliran Sungai. Gajah Mada Press. Yogyakarta

Direktorat Rehabilitasi Lahan dan Konservasi Tanah. 2000. Pedoman Penyelenggaraan Pengelolaan Daerah Aliran Sungai. Departemen Kehutanan. Jakarta.

Dinas Pekerjaan Umum Kabupaten Lampung Selatan. 2012. Penelitian Daerah Pengaliran Sungai Way Sulan Kabupaten Lampung Selatan.


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